Merge branch 'master'

[pandora-kernel.git] / arch / i386 / kernel / signal.c

diff --git a/arch/i386/kernel/signal.c b/arch/i386/kernel/signal.c
index 61eb0c8..adcd069 100644 (file)
--- a/arch/i386/kernel/signal.c
+++ b/arch/i386/kernel/signal.c
@@ -338,7 +338,11 @@ get_sigframe(struct k_sigaction *ka, struct pt_regs * regs, size_t frame_size)
                esp = (unsigned long) ka->sa.sa_restorer;
        }
 
-       return (void __user *)((esp - frame_size) & -8ul);
+       esp -= frame_size;
+       /* Align the stack pointer according to the i386 ABI,
+        * i.e. so that on function entry ((sp + 4) & 15) == 0. */
+       esp = ((esp + 4) & -16ul) - 4;
+       return (void __user *) esp;
 }
 
 /* These symbols are defined with the addresses in the vsyscall page.